-54.37% is the change from 778 to 355
Calculation steps:
[( 355 - 778 ) ÷ 778] x 100 = -54.37%
Formula
Percentage change = [(355 - 778) / 778] x 100
Subtract the new number by the original number
355 - 778 = -423
-423 ÷ 778 = -0.5437017994858612
-0.5437017994858612 x 100 = -54.37%